英语3.Don’t all speak at once!________,please.3.Don’t all speak at once!________,please.a.Each at one time b.One by one time c.One for each time d.One at a time为什么

问题描述:

英语3.Don’t all speak at once!________,please.
3.Don’t all speak at once!________,please.
a.Each at one time b.One by one time c.One for each time d.One at a time
为什么

a
不能同时说,要一个一个的

A

C

A
同一时间只能有一个来回答